Finding the Fourth Proportional to 193,798.98, 267,515.67 and 113,252.68
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Solution
The fourth proportional to 193,798.98, 267,515.67 and 113,252.68 is: 156,331.41
Step by Step Solution
- Step 1: Write the proportion equation
193,798.98 : 267,515.67 = 113,252.68 : x - Step 2: Convert to fraction form
193,798.98/267,515.67 = 113,252.68/x - Step 3: Cross multiply
193,798.98x = 267,515.67 × 113,252.68 - Step 4: Simplify right side
193,798.98x = 30,296,867,193.13 - Step 5: Solve for x
x = 30,296,867,193.13/193,798.98 - Step 6: Final answer
x = 156,331.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.